FLEX PORT MOD-X COMPETE UPPER G43/43X

MOD-X COMPLETE UPPER WITH FLEX PORT

COMPLETE SLIDE INCLUDES:

1. MOD-X slide cut with Flex Port on a blank slide 
2. Standard 507K/RMSC optic cut (Rear iron behind optic)
3. Optic cover
4. SWP custom barrel, flush cut and crowned 
5. Black nitride finish on slide and barrel
6. Glock factory internals with recoil spring
7. Ameriglo black sights

THIS IS A COMPLETE UPPER, ALL PARTS ARE INCLUDED. NO CHANGES TO THE DESIGN OR OPTIONS ARE ALLOWED.